[Esd-l] problem with "<IMG" being defanged in uuencoded content
Peter van Campen
Peter.vanCampen at sci.kun.nl
Fri Feb 28 09:23:17 PST 2003
Hi,
a few days ago a user showed me a print-out of part of uuencoded content
(not literally typed over):
MABCDHKP<BV%^*OVXXMKJUJK<M<LKJMMNBBBBBNKJNKJNKHGVC
MHKP<BV%^*OVXXMKJUJK<M<LKJMMNBBBBJMGHYTFRDCHGCVHLK
MABCDHKP<KLGJHGYUTVCRDVBJHM<PL"L%^*OVXXJMMNBBBBBNK
MABCDHKP<BV%^*OVXXM<DEFANGED_IMG%<M<LKJMMNBBBBBNKJNKJNKHGVC
MFHJMGFHGYTRGCVNGVHYYHKP<BV%^*OVXXMKJUJK<M<LKJMMNB
Note the "DEFANGED" between the "<" and the "IMG".
Is there a solution to this (regognizing uuencoded content),
or would a workaround like changing:
s/<IMG/<DEFANGED_IMG/gi; #\
to
s/<IMG /<DEFANGED_IMG /gi; #\
suffice, by making it happen even less often?
Regards
Peter
P.S.: and apart from this little problem: we're very happy with the
procmail sanitizer. Thanks, John!
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Peter.vanCampen at sci.kun.nl, Computer & Communications Dept, Faculty of Science
Nijmegen University, 6525 ED NIJMEGEN, The Netherlands, tel: +31 (0)24 3653535
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